Narrated Abu Sa'eed Al-Khudri:
that Abu Bakr said: "Am I not the most deserving of it among the people, am I not the first to become Muslim, am I not the person of such and such, am I not the person of such and such." (JA)
English reference (JA): Vol. 1, Book 46, Hadith 3667 (JA)
Arabic reference (JA): Book 49, Hadith 4029 (JA)